CN215170060U - Hide roof trompil formula tunnel - Google Patents

Hide roof trompil formula tunnel Download PDF

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Publication number
CN215170060U
CN215170060U CN202121311121.XU CN202121311121U CN215170060U CN 215170060 U CN215170060 U CN 215170060U CN 202121311121 U CN202121311121 U CN 202121311121U CN 215170060 U CN215170060 U CN 215170060U
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waterproof
cast
concrete
layer
tunnel
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CN202121311121.XU
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Chinese (zh)
Inventor
李德龙
董建树
龚杨
刘光铭
张新林
赵晓飞
王滕武
李继鑫
陈均平
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China Railway No 3 Engineering Group Co Ltd
Guangdong Construction Engineering Co Ltd of China Railway No 3 Engineering Group Co Ltd
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China Railway No 3 Engineering Group Co Ltd
Guangdong Construction Engineering Co Ltd of China Railway No 3 Engineering Group Co Ltd
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Abstract

The utility model discloses a bury roof trompil formula tunnel secretly, including the tunnel body, the tunnel body is by cast-in-place waterproof concrete roof, cast-in-place waterproof concrete left side wall, cast-in-place waterproof concrete bottom plate and the tunnel structure that cast-in-place waterproof concrete right side wall encloses and closes and form, be equipped with water inflation sealing washer on uplift's up end, the region that just is located water inflation sealing washer on uplift's up end scribbles one deck cement base infiltration crystalline waterproof coating, it has a plurality of slip casting pipes to pre-embed around uplift, the lower extreme of slip casting pipe is located on uplift's up end and is located the region beyond the water inflation sealing washer, the upper end of slip casting pipe upwards passes cast-in-place waterproof concrete bottom plate, the slip casting pipe is used for the peripheral slip casting for uplift up end. Due to the adoption of the structure, the waterproof effect of the tunnel body is improved, and the bearing strength of the foundation is also improved.

Description

Hide roof trompil formula tunnel
Technical Field
The utility model relates to a tunnel engineering field specifically relates to a bury roof trompil formula tunnel secretly.
Background
Leakage accidents sometimes occur along with large-scale construction and operation of urban rail transit projects. The damage of the waterproof layer is one of the main reasons for the leakage of water in the subway tunnel. The cracking of the tunnel structure can be aggravated after water leakage occurs in the operation subway, the structural stability is damaged, meanwhile, steel rails in the tunnel can be rusted, a power supply line is short-circuited, and the driving safety of subway trains is seriously affected. Therefore, the method for treating the local water leakage of the subway tunnel caused by the damage of the waterproof layer is mainly used for repairing the waterproof layer so as to achieve the purpose of water stopping.
In addition, with the continuous development of urban underground space and the gradual construction and operation of subway tunnels, trees inevitably appear above more and more existing operation subway tunnels, and the root systems of the trees grow downwards and easily penetrate through the waterproof layer to cause the failure of the waterproof layer, so that the phenomenon of water seepage can occur in the tunnels, and the operation safety and the service life of the subway tunnels are seriously influenced.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a secretly bury roof trompil formula tunnel to solve one or more technical problem that exist among the prior art, provide a profitable selection or creation condition at least.
In order to solve the technical problem, the utility model discloses the technical scheme who adopts is:
a hidden-buried roof open-cell tunnel comprises a tunnel body, wherein the tunnel body is a tunnel structure formed by enclosing a cast-in-place waterproof concrete roof, a cast-in-place waterproof concrete left side wall, a cast-in-place waterproof concrete bottom plate and a cast-in-place waterproof concrete right side wall, the tunnel body is divided into two channels by a middle partition wall, a plurality of through holes are distributed on the cast-in-place waterproof concrete roof at intervals along the tunnel direction, and cast-in-place waterproof concrete enclosing walls are arranged on the cast-in-place waterproof concrete roof and positioned at the peripheries of the through holes; the waterproof layer is laid on the surface of the foundation, the uplift pile in the foundation penetrates through the waterproof layer and is parallel and level to the upper surface of the waterproof layer, the cast-in-place waterproof concrete bottom plate of the tunnel body is pressed on the waterproof layer and the uplift pile, the water-swelling water stop ring is arranged on the upper end face of the uplift pile, a layer of cement-based permeable crystalline waterproof paint is coated on the upper end face of the uplift pile and in the region located in the water-swelling water stop ring, a plurality of grouting pipes are pre-buried around the uplift pile, the lower ends of the grouting pipes are located on the upper end face of the uplift pile and in the region outside the water-swelling water stop ring, the upper ends of the grouting pipes upwards penetrate through the cast-in-place waterproof concrete bottom plate, and the grouting pipes are used for grouting the periphery of the upper end face of the uplift pile.
Further, the coating quantity of the cement-based capillary crystalline waterproof coating is 2.0Kg per square meter.
Furthermore, polyurethane sealant is arranged between the waterproof layer and the uplift pile and is located on the periphery of the upper portion of the side wall of the uplift pile.
Furthermore, a concrete cushion layer, a polymer self-adhesive film and a stone concrete protective layer are sequentially paved on the waterproof layer from bottom to top.
Furthermore, a waterproof coating layer, a root system puncture resistant layer, a PE film, a stone concrete protective layer and a layered backfill rammed soil layer are sequentially paved on the surface of the cast-in-place waterproof concrete top plate of the tunnel body from bottom to top; the outer side surface of the cast-in-place waterproof concrete left side wall and the outer side surface of the cast-in-place waterproof concrete right side wall are coated with waterproof coating layers, waterproof protective layers are laid on the surfaces of the waterproof coating layers, and the waterproof protective layers are closed-cell cross-linked PE foam plates with the thickness of 10 mm.
Furthermore, waterproof brick walls are arranged on the concrete cushion layer and positioned on two sides of the cast-in-place waterproof concrete bottom plate, and the height of each waterproof brick wall is 500 mm; the thickness of the stone concrete protective layer is 100 mm; the thickness of the stone concrete protective layer is 50 mm.
Further, four corners in the tunnel body outside all are equipped with waterproof enhancement layer, and what waterproof enhancement layer adopted is polymer self-adhesion membrane.
Further, the deformation joint department of cast-in-place waterproof concrete roof is equipped with seal assembly, seal assembly includes liner plate, steel limit rubber waterstop, sealing glue and kraft paper, and steel limit rubber waterstop and liner plate are located the deformation joint, and sealed glue is filled at the last port and the lower port of deformation joint, and the kraft paper is located sealed between gluing and the liner plate, it has the groove just to be located deformation joint department to open on the bottom surface of cast-in-place waterproof concrete roof, the inslot is equipped with the water receiving tank, and the water receiving tank passes through the nail to be fixed on cast-in-place waterproof concrete roof, the periphery that the inslot just is located the water receiving tank is filled there is the encapsulation glue.
Furthermore, the sealing components at the deformation joints on the left side wall of the cast-in-place waterproof concrete, the bottom plate of the cast-in-place waterproof concrete and the right side wall of the cast-in-place waterproof concrete have the same structure as the sealing components at the deformation joints on the top plate of the cast-in-place waterproof concrete.
Furthermore, a waterproof coating layer is arranged on the side face of the cast-in-place waterproof concrete enclosure wall, a root system puncture resistant layer is arranged on the surface of the waterproof coating layer, a PE isolation film is arranged on the surface of the root system puncture resistant layer, and a stone concrete protective layer is arranged on the surface of the PE isolation film; and a cement mortar protective layer is arranged on the side wall surface of the cast-in-situ waterproof concrete enclosing wall exposed out of the ground, and waterproof sealant is coated on the cast-in-situ waterproof concrete enclosing wall and the junction of the cast-in-situ waterproof concrete enclosing wall and the ground.
The beneficial effects of the utility model reside in that:
the waterproof layer is arranged between the tunnel body and the foundation, and the water swelling water stop ring and the cement-based capillary crystalline waterproof coating are arranged between the uplift pile and the tunnel body, so that the waterproof effect of the tunnel body is improved; especially around the mode of uplift pile pre-buried slip casting pipe, not only strengthened the water-stop seal effect through slip casting pipe slip casting, but also improved the bearing strength of ground.
Because the polyurethane sealant is arranged between the waterproof layer and the uplift pile, the waterproof sealing effect is further improved.
Because the waterproof layer adopts four-layer structure, has splendid water-proof effects.
Because the waterproof coating layer, the root system puncture resistant layer, the PE film, the stone concrete protective layer and the layered backfill tamped soil layer are sequentially laid on the surface of the cast-in-place waterproof concrete roof, the root system puncture resistant layer is additionally arranged between the PE film and the waterproof coating layer, when plants are planted on the ground above the tunnel body, the root system of the plants can be effectively prevented from extending downwards to damage the PE film and the waterproof coating layer, and the excellent waterproof effect is ensured.
Because four corners in the tunnel body outside are the weak region of easy infiltration, add waterproof enhancement layer in this weak region, what waterproof enhancement layer adopted is polymer self-adhesion membrane to improve the effect that prevents water infiltration.
Because the sealing assembly is arranged at the deformation joint of the tunnel body, water can be effectively prevented from permeating from the deformation joint; fluting and installation water receiving tank in movement joint department to in encapsulating the inslot with the encapsulation glue, in case seal assembly became invalid, during the infiltration water will collect the water receiving tank, effectively prevent during water infiltration reaches the tunnel body.
Because the side of the cast-in-place waterproof concrete enclosure wall is thoroughly waterproof, water on the ground can be effectively prevented from permeating into the cast-in-place waterproof concrete enclosure wall.
Drawings
The invention will be further explained with the aid of the accompanying drawings, in which, however, the embodiments in the drawings do not constitute any limitation to the invention, and for a person skilled in the art, without inventive step, further drawings can be obtained in accordance with the following drawings:
fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic view illustrating a waterproofing process between the cast-in-place waterproof concrete bottom plate and the uplift pile shown in fig. 1;
FIG. 3 is an enlarged view taken at A of FIG. 1;
FIG. 4 is a schematic view of the waterproof treatment of the deformation joint on the cast-in-place waterproof concrete top plate shown in FIG. 1;
fig. 5 is an enlarged view of fig. 1 at B.
In the figure: 1. casting waterproof concrete top board in situ; 2. casting the left side wall of waterproof concrete in situ; 3. casting waterproof concrete bottom board in situ; 4. casting waterproof concrete right side wall in situ; 5. an intermediate wall; 6. a through hole; 7. pouring waterproof concrete enclosing walls in situ; 8. a waterproof layer; 9. uplift piles; 10. a water stop ring expanding when meeting water; 11. a cement-based capillary crystalline waterproof coating; 12. a grouting pipe; 13. a polyurethane sealant; 14. a concrete cushion; 15. a polymeric self-adhesive film; 16. a stone concrete protective layer; 17. a concrete cushion; 18. waterproof brick walls; 19. a waterproof reinforcing layer; 20. a waterproof coating layer; 21. a root-puncture resistant layer; 22. a PE film; 23. a stone concrete protective layer; 24. backfilling and tamping a soil layer in layers; 25. a waterproof coating layer; 26. a waterproof protective layer; 27. a liner panel; 28. a steel-edged rubber waterstop; 29. sealing glue; 30. kraft paper; 31. deformation joints; 32. a groove; 33. a water receiving tank; 34. nailing; 35. packaging glue; 36. a waterproof coating layer; 37. a root-puncture resistant layer; 38. a PE barrier film; 39. a stone concrete protective layer; 40. a cement mortar protective layer; 41. a ground surface; 42. and (3) waterproof sealant.
Detailed Description
In order to make the technical solutions of the present invention better understood, the following detailed description of the present invention is provided with reference to the accompanying drawings and specific embodiments, and it should be noted that the embodiments and features of the embodiments of the present invention can be combined with each other without conflict.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper surface", "lower surface", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "forward", "reverse", "axial", "radial", "circumferential", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and for simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
As shown in fig. 1, 2 and 3, a hidden buried roof open-cell tunnel comprises a tunnel body, wherein the tunnel body is a tunnel structure enclosed by a cast-in-place waterproof concrete roof 1, a cast-in-place waterproof concrete left side wall 2, a cast-in-place waterproof concrete bottom plate 3 and a cast-in-place waterproof concrete right side wall 4, the tunnel body is divided into two channels by an intermediate wall 5, a plurality of through holes 6 are distributed on the cast-in-place waterproof concrete roof 1 at intervals along the tunnel direction, and cast-in-place waterproof concrete enclosing walls 7 are arranged on the cast-in-place waterproof concrete roof and positioned at the peripheries of the through holes 6; the method comprises the steps of paving a waterproof layer 8 on the surface of a foundation, enabling uplift piles 9 in the foundation to penetrate through the waterproof layer 8 and be flush with the upper surface of the waterproof layer 8, enabling a cast-in-place waterproof concrete bottom plate of a tunnel body to be pressed on the waterproof layer and the uplift piles, enabling water-swelling water stop rings 10 to be arranged on the upper end face of the uplift piles 9, enabling a cement-based permeable crystalline waterproof coating 11 to be coated on the upper end face of the uplift piles 9 and in the area located inside the water-swelling water stop rings 10, enabling the coating amount of the cement-based permeable crystalline waterproof coating to be 2.0 Kg/square meter, enabling a plurality of grouting pipes 12 to be pre-embedded around the uplift piles 9, enabling the lower ends of the grouting pipes 12 to be located on the upper end face of the uplift piles 9 and in the area located outside the water-swelling water stop rings 10, enabling the upper ends of the grouting pipes 12 to penetrate through the cast-in-place waterproof concrete bottom plate 3 upwards, and enabling the grouting pipes 12 to be used for grouting around the upper end face of the uplift piles 9.
And a polyurethane sealant 13 is arranged between the waterproof layer 8 and the uplift pile 9, and the polyurethane sealant 13 is positioned on the periphery of the upper part of the side wall of the uplift pile 9.
The waterproof layer 8 is sequentially paved with a concrete cushion layer 14, a high-molecular self-adhesive film 15, a stone concrete protective layer 16 and a concrete cushion layer 17 from bottom to top. Waterproof brick walls 18 are arranged on the concrete cushion layer 17 and positioned on two sides of the cast-in-situ waterproof concrete bottom plate 3, and the height of each waterproof brick wall 18 is 500 mm; the stone concrete protective layer 16 has a thickness of 50 mm. Four corners in the tunnel body outside all are equipped with waterproof enhancement layer 19, and what waterproof enhancement layer 19 adopted is the polymer from gluing the membrane.
A waterproof coating layer 20, a root system puncture resistant layer 21, a PE film 22, a stone concrete protective layer 23 and a layered backfill rammed soil layer 24 are sequentially laid on the surface of a cast-in-situ waterproof concrete top plate 1 of the tunnel body from bottom to top; the outer side surface of the cast-in-place waterproof concrete left side wall 2 and the outer side surface of the cast-in-place waterproof concrete right side wall 4 are coated with waterproof coating layers 25, waterproof protective layers 26 are laid on the surfaces of the waterproof coating layers 25, and the waterproof protective layers 26 are closed-cell cross-linked PE foam boards with the thickness of 10 mm. The thickness of the stone concrete protective layer 23 is 100 mm.
As shown in fig. 4, the deformation joint 31 department of cast-in-place waterproof concrete roof 1 is equipped with seal assembly, seal assembly includes liner plate 27, steel limit rubber waterstop 28, sealed glue 29 and kraft paper 30, and steel limit rubber waterstop 28 and liner plate 27 are located deformation joint 31, and sealed glue 29 is filled at the last port and the lower port of deformation joint 31, and kraft paper 30 is located between sealed glue 29 and the liner plate 27, just it has groove 32 to be located the opening of deformation joint department on the bottom surface of cast-in-place waterproof concrete roof 1, be equipped with water receiving tank 33 in the groove 32, water receiving tank 33 passes through nail 34 to be fixed on cast-in-place waterproof concrete roof 1, the periphery that just is located water receiving tank 33 in the groove 32 is filled with encapsulation glue 35. The sealing components at the deformation joints on the left side wall, the bottom plate and the right side wall of the cast-in-situ waterproof concrete are the same as those at the deformation joints on the top plate of the cast-in-situ waterproof concrete.
As shown in fig. 5, a waterproof coating layer 36 is disposed on the side surface of the cast-in-place waterproof concrete enclosure wall 7, a root system puncture resistant layer 37 is disposed on the surface of the waterproof coating layer 36, a PE isolation film 38 is disposed on the surface of the root system puncture resistant layer 37, and a stone concrete protective layer 39 is disposed on the surface of the PE isolation film 38; a cement mortar protective layer 40 is arranged on the side wall surface of the cast-in-situ waterproof concrete enclosing wall 7 exposed out of the ground, and waterproof sealant 42 is coated on the cast-in-situ waterproof concrete enclosing wall 7 and at the junction with the ground 41.
The working principle is as follows: this patent has laid the waterproof layer on the ground surface, and uplift pile in the ground passes the waterproof layer and with the upper surface parallel and level of waterproof layer, has a plurality of slip casting pipes around the uplift pile is pre-buried, and the lower extreme of slip casting pipe is located the up end of uplift pile and is located the region beyond the water swelling water stop ring, and the upper end of slip casting pipe upwards passes cast-in-place waterproof concrete bottom plate, the slip casting pipe is used for the peripheral slip casting for uplift pile up end, has not only strengthened the water-stop effect through slip casting pipe slip casting, but also has improved the bearing strength of ground.
Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction. Although embodiments of the present invention have been shown and described, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.

Claims (10)

1. The utility model provides a bury roof trompil formula tunnel which characterized in that: the tunnel structure comprises a tunnel body, wherein the tunnel body is a tunnel structure enclosed by a cast-in-place waterproof concrete top plate, a cast-in-place waterproof concrete left side wall, a cast-in-place waterproof concrete bottom plate and a cast-in-place waterproof concrete right side wall, the tunnel body is divided into two channels by a middle partition wall, a plurality of through holes are distributed on the cast-in-place waterproof concrete top plate at intervals along the tunnel direction, and cast-in-place waterproof concrete enclosing walls are arranged on the cast-in-place waterproof concrete top plate and positioned at the peripheries of the through holes; the waterproof layer is laid on the surface of the foundation, the uplift pile in the foundation penetrates through the waterproof layer and is parallel and level to the upper surface of the waterproof layer, the cast-in-place waterproof concrete bottom plate of the tunnel body is pressed on the waterproof layer and the uplift pile, the water-swelling water stop ring is arranged on the upper end face of the uplift pile, a layer of cement-based permeable crystalline waterproof paint is coated on the upper end face of the uplift pile and in the region located in the water-swelling water stop ring, a plurality of grouting pipes are pre-buried around the uplift pile, the lower ends of the grouting pipes are located on the upper end face of the uplift pile and in the region outside the water-swelling water stop ring, the upper ends of the grouting pipes upwards penetrate through the cast-in-place waterproof concrete bottom plate, and the grouting pipes are used for grouting the periphery of the upper end face of the uplift pile.
2. The buried roof opening tunnel of claim 1, wherein: the coating amount of the cement-based capillary crystalline waterproof coating is 2.0 Kg/square meter.
3. The buried roof opening tunnel of claim 2, wherein: and a polyurethane sealant is arranged between the waterproof layer and the uplift pile and is positioned on the periphery of the upper part of the side wall of the uplift pile.
4. The buried roof opening tunnel of claim 3, wherein: the waterproof layer is sequentially paved with a concrete cushion layer, a high-molecular self-adhesive film and a stone concrete protective layer from bottom to top.
5. The buried roof opening tunnel of claim 4, wherein: a waterproof coating layer, a root system puncture resistant layer, a PE film, a stone concrete protective layer and a layered backfill rammed soil layer are sequentially paved on the surface of a cast-in-place waterproof concrete top plate of the tunnel body from bottom to top; the outer side surface of the cast-in-place waterproof concrete left side wall and the outer side surface of the cast-in-place waterproof concrete right side wall are coated with waterproof coating layers, waterproof protective layers are laid on the surfaces of the waterproof coating layers, and the waterproof protective layers are closed-cell cross-linked PE foam plates with the thickness of 10 mm.
6. The buried roof opening tunnel of claim 5, wherein: waterproof brick walls are arranged on the concrete cushion layer and positioned on two sides of the cast-in-place waterproof concrete bottom plate, and the height of each waterproof brick wall is 500 mm; the thickness of the stone concrete protective layer is 100 mm; the thickness of the stone concrete protective layer is 50 mm.
7. The buried roof opening tunnel of claim 6, wherein: four corners in the tunnel body outside all are equipped with waterproof enhancement layer, and what waterproof enhancement layer adopted is polymer self-adhesion membrane.
8. The buried roof opening tunnel of claim 1, wherein: the deformation joint department of cast-in-place waterproof concrete roof is equipped with seal assembly, seal assembly includes liner plate, steel limit rubber waterstop, sealing glue and kraft paper, and steel limit rubber waterstop and liner plate are located the deformation joint, and sealed glue is filled at the last port and the lower port of deformation joint, and the kraft paper is located sealed between glue and the liner plate, it has the groove just to be located deformation joint department to open on the bottom surface of cast-in-place waterproof concrete roof, the inslot is equipped with the water receiving tank, and the water receiving tank passes through the nail to be fixed on cast-in-place waterproof concrete roof, the periphery that the inslot just is located the water receiving tank is filled there is the encapsulation glue.
9. The buried roof opening tunnel of claim 8, wherein: the sealing components at the deformation joints on the left side wall of the cast-in-situ waterproof concrete, the bottom plate of the cast-in-situ waterproof concrete and the right side wall of the cast-in-situ waterproof concrete are the same as the sealing components at the deformation joints on the top plate of the cast-in-situ waterproof concrete.
10. The buried roof opening tunnel of claim 1, wherein: the side surface of the cast-in-place waterproof concrete enclosure wall is provided with a waterproof coating layer, the surface of the waterproof coating layer is provided with a root system puncture resistant layer, the surface of the root system puncture resistant layer is provided with a PE (polyethylene) isolating membrane, and the surface of the PE isolating membrane is provided with a stone concrete protective layer; and a cement mortar protective layer is arranged on the side wall surface of the cast-in-situ waterproof concrete enclosing wall exposed out of the ground, and waterproof sealant is coated on the cast-in-situ waterproof concrete enclosing wall and the junction of the cast-in-situ waterproof concrete enclosing wall and the ground.
CN202121311121.XU 2021-06-11 2021-06-11 Hide roof trompil formula tunnel Active CN215170060U (en)

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Application Number Priority Date Filing Date Title
CN202121311121.XU CN215170060U (en) 2021-06-11 2021-06-11 Hide roof trompil formula tunnel

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Application Number Priority Date Filing Date Title
CN202121311121.XU CN215170060U (en) 2021-06-11 2021-06-11 Hide roof trompil formula tunnel

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113374506A (en) * 2021-06-11 2021-09-10 中铁三局集团广东建设工程有限公司 Hide roof trompil formula tunnel

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113374506A (en) * 2021-06-11 2021-09-10 中铁三局集团广东建设工程有限公司 Hide roof trompil formula tunnel

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